The 3d printed gear ball features a complex array of interlocking gears that turn, twist, and articulate with a simple flick of your fingers. It can not only help relieve stress and anxiety, but also provide entertainment and relaxation effects. The gear ball spin ball has a rotatable gear and sphere structure, which can achieve smooth rotation and turning through the operation of the fingers. The gear ball spin ball is not only a useful stress relief tool, but also a fun toy. Its unique design and dynamic spinning motion make it an eye-catching toy. Turn, twist, and articulate with a simple flick of your fingers Relieves stress and anxiety Keep hands busy Eye catching design and metallic colour finish Contents: 1 x Gizmo Ball /Cube Approximate Dimensions: 6 x 6 x 6 cm Suitable for ages 3 years +